Home / 728,951.60-1,093,796.36-491,796.06

Finding the Fourth Proportional to 728,951.60, 1,093,796.36 and 491,796.06

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Solution

The fourth proportional to 728,951.60, 1,093,796.36 and 491,796.06 is: 737,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,951.60 : 1,093,796.36 = 491,796.06 : x
  2. Step 2: Convert to fraction form
    728,951.60/1,093,796.36 = 491,796.06/x
  3. Step 3: Cross multiply
    728,951.60x = 1,093,796.36 × 491,796.06
  4. Step 4: Simplify right side
    728,951.60x = 537,924,735,573.86
  5. Step 5: Solve for x
    x = 537,924,735,573.86/728,951.60
  6. Step 6: Final answer
    x = 737,943.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.